Pruning Guidlines

Pruning Guidelines

PERENNIALS and GRASSES

  • Remove spent blooms throughout the season to encourage continued flowering 
  • Hardy perennials can be cut back and cleaned up in the fall 
  • Grasses and tender perennials should be cut back in the spring (the foliage will help insulate the roots) 

SPRING FLOWERING SHRUBS

  • Prune when the plant has finished flowering (in Late Spring to Early Summer) 
  • Do not prune in fall (if you do, the shrub will not produce their spring flowers) 

*Aronia | Azalea | *Buckthorn | Cotoneaster | *Dogwood | Elderberry | *Forsythia | *Lilac | *Mockorange

Ninebark | Privet | *Prunus | Rhododendron | Serviceberry | * Viburnum | *Weigela | *Willow

*Will benefit from renewal pruning:  Removing 2-3 of the oldest branches at ground level yearly

SUMMER FLOWERING SHRUBS

  • Prune when the plant has finished flowering (Late Summer to Fall) 

Barberry | Euonymous | Caragana | Genista Itea | *Potentilla | Clethra | Smokebush (Cotinus)

Hydrangea | Hypericum | Sorbaria | Stephenadra | Sumac | *Spirea

* Can be cut back heavily to ground every few years. Do this in spring or late fall after the leaves have dropped 

ROSES: 

  • Prune in spring to shape and remove dead branches. Remove spent blooms throughout the summer to encourage continual flowering.

DECIDUOUS TREES 

  • Prune when dormant (November through Mid-April). 
  • Remove branches that are growing toward the center of the tree.
  • Remove any weak, dead, or diseased branches.
  • Protect your trees from rabbits and sun damage with tree wrap through the winter months.

EVERGREENS 

  • All varieties (except yews) can be lightly pruned anytime although mid-summer is preferred for heavy pruning.
  • Yews: Prune between March and mid-August.

BOXWOOD 

  • Trim between March and mid- August, do not trim back past existing foliage.

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